For the system shown, the transfer function C(s) R(s) is equal to  

1.  10/s2+s+10

2.  10/s2+11s+10

3.  10/s2+9s+10

4.  10/s2+2s+10

View Answer  
4
Correct Answer :

10/s2+11s+10


Explanation :
No Explanation available for this question

What is the maximum value of a load which consume 500 kWh per day at a load factor of 0.40, if the consumer increases the load factor of 0.50 without increasing the maximum demand

1.  52.08 kW

2.  50.8 kW

3.  4.5 kW

4.   60 kW

View Answer  
4
Correct Answer :

52.08 kW


Explanation :
No Explanation available for this question

The closed loop gain of the system shown in the given figure is  

1.  -9/5

2.  -6/5

3.  6/5

4.  9/5

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4
Correct Answer :

-6/5


Explanation :
No Explanation available for this question

A consumer consumes 600 kWh per day at a load factor of 0.40 If the consumer increases the load factor of 0.70 without increasing the maximum demand, what is the consumption of energy in kWh

1.  950 kWh

2.  1000 kWh

3.  1050 kWh

4.   110.0 kWh

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4
Correct Answer :

1050 kWh


Explanation :
No Explanation available for this question

The response c(t) of a system to an input r(t) is given by following diffrential equation d2c(t)/dt2+3 dc(t)/dt+5c(t)=5r(t) The transfer function of the system is given by

1.  G(s)=5/s2+3s+5

2.  G(s)=1/s2+3s+s

3.  G(s)=3s/s2+3s+5

4.  G(s)=s+3/s2+3s+5

View Answer  
4
Correct Answer :

G(s)=5/s2+3s+5


Explanation :
No Explanation available for this question

For block diagram shown in the figure, C(s)/R(s) is given by  

1.  G1G2G3/1+H2G2G3+H1G1G2

2.  G1G2G3/1+G1G2G3H1H2

3.  G1G2G3/1+G1G2G3H1+G1G2G3H2

4.  G1G2G3/1+G1G2G3H1

View Answer  
4
Correct Answer :

G1G2G3/1+H2G2G3+H1G1G2


Explanation :
No Explanation available for this question

The yearly load duration curve of a power plant is a straight line. The maximum load is 750 MW and the minimum load is 606 MW The capacity of the plant is 900 MW. What is the capacity factor and utilization factor

1.  0.56, 0.80

2.  0.75, 0.83

3.  0.78, 0.9

4.  0.75,0.83

View Answer  
4
Correct Answer :

0.75, 0.83


Explanation :
No Explanation available for this question

In the following block diagram G1=10/s;G2=10/(s+1);H1=s+3 and H2=1.The overall transfer function C/R is given by  

1.  10/11s2+31s+10

2.  100/11s2+31s+100

3.  100/11s2+31s+10

4.  100/11s2+31s

View Answer  
4
Correct Answer :

100/11s2+31s+100


Explanation :
No Explanation available for this question

A control system whose step response is -0.5(1+e-2t) is cascaded to another control block whose impulse response is e-t. The transfer function of the cascaded combination is

1.  1/(s+1)(s+2)

2.  1/s(s+1)

3.  1/(s+2)

4.  0.5/(s+1)(s+2)

View Answer  
4
Correct Answer :

1/(s+2)


Explanation :
No Explanation available for this question

What is the utilization factor of a power station which supplies' the following loads  Load A : Motor load of 200 kW between 10 AM to 7 PM Load B :Lighting load of 100 kW between 7 PM to 11 PM Load C : :Pamping load of 110 kV between 3 PM to 10 AM

1.  1.60

2.  1.32

3.  1.00

4.  2.56

View Answer  
4
Correct Answer :

1.32


Explanation :
No Explanation available for this question
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